code: def test_concrete_function_editing_via_mlir_pass_mixed_dialects(self):
      if not tf2.enabled():
          self.skipTest("TF2 test")
  
      @def_function.function
      def f(x, y):
          return math_ops.add(x, y, name="x_plus_y")
  
      one = constant_op.constant(1)
      cf = f.get_concrete_function(one, one)
      ctx = runtime_client.GlobalPythonEagerContext()
      rt = runtime_client.Runtime(ctx)
      fname = cf.function_def.signature.name
  
      # 1 + 1 = 2 -> 1 * 1 = 1
      rt.TransformFunction(fname, "test-pass")
  
      self.assertAllEqual(f(one, one), 1)
  
      # 1 * 1 = 1 -> 1 + 1 = 2
      rt.TransformFunction(
          fname,
          "test-pass-tf-dialect",
          runtime_client.Runtime.Dialect.TF,
      )
  
      self.assertAllEqual(f(one, one), 2)
  
imports: from google.protobuf import text_format
  from tensorflow.core.framework import function_pb2
  from tensorflow.core.function.runtime_client import runtime_client
  from tensorflow.core.function.testing import test_pass
  from tensorflow.python import tf2
  from tensorflow.python.eager import context
  from tensorflow.python.eager import def_function
  from tensorflow.python.eager import execute
  from tensorflow.python.eager import remote
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 9 for calling the RuntimeClientTest obj's underlying member method code with example usage: obj.test_concrete_function_editing_via_mlir_pass_mixed_dialects() and returns: math_ops